<template>
   <!-- 统计和清空 -->
   <footer class="footer" v-show="list.length > 0">
      <!-- 统计 -->
      <span class="todo-count">合 计:<strong>{{ list.length }} </strong></span>
      <!-- 清空 -->
      <button class="clear-completed" @click="clear">
        清空任务
      </button>
    </footer>
</template>

<script>
export default {
    props:{
        list:Array
    },
    methods:{
        clear(){
            this.$emit('clearContent')
        }
    }
}
</script>

<style>

</style>